Gaeumannomyces mirabilis

Figure. Gaeumannomyces mirabilis (BPI880716). A. Ascomata. B–C. Asci. D–E. Ascospores. Scale bars: A = 500 µm; B–E = 10 µm.

Gaeumannomyces mirabilis (I. Hino & Katum.) Lar.N. Vassiljeva, Nizshie Rasteniya, Griby i Mokhoobraznye Dalnego Vostoka Rossii 4: 147. 1998.
MycoBank: MB 450454.
Diaboliumbilicus mirabilis I. Hino & Katum. [as ‘mirabile’], Bullettin of the Faculty of Agriculture, Yamaguchi University 6: 40. 1955.

Ascomata perithecial, immersed, solitary to gregarious, globose to subglobose, dark brown to black, 550–1000 µm diam, with a cylindrical, dark brown to black neck, 175–290 × 160–275 µm. Paraphyses septate, hyaline, dissolving at maturity. Asci 8-spored, unitunicate, clavate, 100–125 × 19–24.5 µm, with a refractive ring. Ascospores parallel in ascus, filiform to fusiform, not or slightly curved, 3–7-septate, not constricted at septum, hyaline to yellowish, smooth, 90–115 × 5.5–7.5 µm. Asexual state unknown.

Typification: Japan, on dead stems of Sasa veitchii (Poaceae).

Gene sequences: Unknown.

Specimens examined: Unknown, on dead stems of Bambusoideae, 5 Jan. 2009, I. Carden, BPI880716.

Hosts/substrates: On dead stems of Bambusoideae, such as Sasa veitchii (Poaceae).

Distribution: Japan.

References:
Hino I, Katumoto K. 1955. Illustrationes fungorum bambusicolorum. III. Bulletin of the Faculty of Agriculture Yamaguchi University. 6:29–68.
Vasilyeva LN. 1998. Nizshie Rasteniya, Griby i Mokhoobraznye Dalnego Vostoka Rossii. 4:1–419.

Geographical distribution: Japan.

Copyright 2022 by The American Phytopathological Society. Reproduced, by permission, from Luo, J., and Zhang, N. 2022. The Rice Blast Fungus and Allied Species: A Monograph of the Fungal Order Magnaporthales (https://my.apsnet.org/APSStore/Product-Detail.aspx?WebsiteKey=2661527A-8D44-496C-A730-8CFEB6239BE7&iProductCode=46826). American Phytopathological Society, St. Paul, MN.